Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John P Duffy, MD

Individual provider Transplant Surgery Physician · NPI 1548368111

John P Duffy, MD is a General Surgery in Oklahoma City, Oklahoma. Graduated from University of Oklahoma College of Medicine in 1999, 27 years ago. Practices with Zuhdi Transplant Physicians, a 50-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
27
Trained at
University of Oklahoma College of Medicine
Licensed in
OK
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3300 NW Expy
Oklahoma City, OK 73112-4418
Phone: (405) 949-3349
Fax: (405) 945-5467
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Transplant Surgery Physician (primary) Taxonomy 204F00000X · Licence 27602 (OK)
Surgery Physician Taxonomy 208600000X · Licence 27602 (OK)

Record details

NPI number1548368111
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESApril 5, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Zuhdi Transplant Physicians — 50 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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